12822857265 has 8 divisors (see below), whose sum is σ = 20516571648. Its totient is φ = 6838857200.

The previous prime is 12822857263. The next prime is 12822857273. The reversal of 12822857265 is 56275822821.

It is a happy number.

12822857265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12822857265 - 2¹ = 12822857263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12822857263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427428561 + ... + 427428590.

It is an arithmetic number, because the mean of its divisors is an integer number (2564571456).

Almost surely, 2^12822857265 is an apocalyptic number.

12822857265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12822857265 is a deficient number, since it is larger than the sum of its proper divisors (7693714383).

12822857265 is an equidigital number, since it uses as much as digits as its factorization.

12822857265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854857159.

The product of its digits is 1075200, while the sum is 48.

The spelling of 12822857265 in words is "twelve billion, eight hundred twenty-two million, eight hundred fifty-seven thousand, two hundred sixty-five".